8b2eac9a3d
The pipette part is already working quite nice but need to be finished. The widgets part needs more work...
101 lines
2.6 KiB
C++
101 lines
2.6 KiB
C++
/*
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* This file is part of RawTherapee.
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*
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* Copyright (c) 2004-2010 Gabor Horvath <hgabor@rawtherapee.com>
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*
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* RawTherapee is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* RawTherapee is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with RawTherapee. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _THUMBIMAGEUPDATER_
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#define _THUMBIMAGEUPDATER_
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#include <glibmm.h>
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#include "../rtengine/rtengine.h"
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#include "thumbbrowserentrybase.h"
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#include <glib.h>
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class ThumbImageUpdateListener {
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public:
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/**
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* @brief Called when thumbnail image is update
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*
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* @param img new thumbnail image
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* @param scale scale (??)
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* @param cropParams how it was cropped (??)
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*
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* @note no locks are held when called back
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*/
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virtual void updateImage (rtengine::IImage8* img, double scale, rtengine::procparams::CropParams cropParams) {}
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};
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class ThumbImageUpdater {
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public:
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/**
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* @brief Singleton entry point.
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*
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* @return Pointer to thumbnail image updater.
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*/
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static ThumbImageUpdater* getInstance(void);
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/**
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* @brief Add an thumbnail image update request.
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*
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* Code will add the request to the queue and, if needed, start a pool
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* thread to process it.
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*
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* @param t thumbnail
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* @param params processing params (?)
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* @param height how big
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* @param priority if \c true then run as soon as possible
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* @param l listener waiting on update
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*/
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void add(ThumbBrowserEntryBase* tbe, bool* priority, bool upgrade, ThumbImageUpdateListener* l);
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/**
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* @brief Remove jobs associated with listener \c l.
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*
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* Jobs being processed will be finished. Will not return till all jobs for
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* \c l have been completed.
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*
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* @param listener jobs associated with this will be stopped
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*/
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void removeJobs(ThumbImageUpdateListener* listener);
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/**
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* @brief Stop processing and remove all jobs.
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*
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* Will not return till all running jobs have completed.
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*/
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void removeAllJobs(void);
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private:
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ThumbImageUpdater();
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class Impl;
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Impl* impl_;
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};
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/**
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* @brief Singleton boiler plate.
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*
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* To use: \c thumbImageUpdater->start() ,
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*/
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#define thumbImageUpdater ThumbImageUpdater::getInstance()
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#endif
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